version = the version of the API associated with the URL. See API Versions for the version number.

all = returns both service and product reviews.

merchant_identifier = the merchant's unique Feefo identifier, which in this example is example-retail-merchant.

fields = limit the response to the listed fields. In this example it includes:

The service rating assigned to the feedback. Where the customer has re-rated their feedback the most recent rating assigned will be returned. Merchant responses and additional customer comments will be included within the response.